Divisional Rankings

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Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Illinois, Climate Division 7. East Southeast

Average Temperature Rankings, July 1940

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Record Warmest
Period	Value	1901-2000 Mean	Anomaly	Rank (1895-2022)	Warmest/Coolest Since	Record
July 1940 1-Month	76.4°F (24.7°C)	76.3°F (24.6°C)	0.1°F (0.1°C)	79th Coolest	Coolest since: 1939	2014
July 1940 1-Month	76.4°F (24.7°C)	76.3°F (24.6°C)	0.1°F (0.1°C)	50th Warmest	Warmest since: 1938	1936
Jun–Jul 1940 2-Month	74.8°F (23.8°C)	74.4°F (23.6°C)	0.4°F (0.2°C)	82nd Coolest	Coolest since: 1939	1927, 1945
	74.8°F (23.8°C)	74.4°F (23.6°C)	0.4°F (0.2°C)	47th Warmest	Warmest since: 1939	1934
	Ties: 1898, 1899, 1939, 1942, 1973, 2008, 2021
May–Jul 1940 3-Month	69.8°F (21.0°C)	70.6°F (21.4°C)	-0.8°F (-0.4°C)	35th Coolest	Coolest since: 1935	1924
	69.8°F (21.0°C)	70.6°F (21.4°C)	-0.8°F (-0.4°C)	94th Warmest	Warmest since: 1939	1934
	Ties: 1912, 1923, 1963, 1972, 1973, 2014
Apr–Jul 1940 4-Month	65.1°F (18.4°C)	66.2°F (19.0°C)	-1.1°F (-0.6°C)	24th Coolest	Coolest since: 1935	1907
	65.1°F (18.4°C)	66.2°F (19.0°C)	-1.1°F (-0.6°C)	105th Warmest	Warmest since: 1939	2012
	Ties: 1923, 1960, 1982, 1989
Mar–Jul 1940 5-Month	59.9°F (15.5°C)	61.3°F (16.3°C)	-1.4°F (-0.8°C)	23rd Coolest	Coolest since: 1928	1960
	59.9°F (15.5°C)	61.3°F (16.3°C)	-1.4°F (-0.8°C)	106th Warmest	Warmest since: 1939	2012
	Ties: 1923, 1971, 1997
Feb–Jul 1940 6-Month	55.1°F (12.8°C)	56.3°F (13.5°C)	-1.2°F (-0.7°C)	31st Coolest	Coolest since: 1937	1947
	55.1°F (12.8°C)	56.3°F (13.5°C)	-1.2°F (-0.7°C)	98th Warmest	Warmest since: 1939	2012
	Ties: 1971, 2013
Jan–Jul 1940 7-Month	49.3°F (9.6°C)	52.2°F (11.2°C)	-2.9°F (-1.6°C)	6th Coolest	Coolest since: 1924	1978
	49.3°F (9.6°C)	52.2°F (11.2°C)	-2.9°F (-1.6°C)	123rd Warmest	Warmest since: 1939	2012
	Ties: 1895, 2014
Dec 1939–Jul 1940 8-Month	47.5°F (8.6°C)	49.7°F (9.8°C)	-2.2°F (-1.2°C)	11th Coolest	Coolest since: 1920	1978
Dec 1939–Jul 1940 8-Month	47.5°F (8.6°C)	49.7°F (9.8°C)	-2.2°F (-1.2°C)	117th Warmest	Warmest since: 1939	2012
Nov 1939–Jul 1940 9-Month	46.7°F (8.2°C)	48.8°F (9.3°C)	-2.1°F (-1.1°C)	11th Coolest	Coolest since: 1920	1904
	46.7°F (8.2°C)	48.8°F (9.3°C)	-2.1°F (-1.1°C)	117th Warmest	Warmest since: 1939	2012
	Ties: 1902
Oct 1939–Jul 1940 10-Month	47.8°F (8.8°C)	49.5°F (9.7°C)	-1.7°F (-0.9°C)	16th Coolest	Coolest since: 1926	1904
	47.8°F (8.8°C)	49.5°F (9.7°C)	-1.7°F (-0.9°C)	112th Warmest	Warmest since: 1939	2012
	Ties: 1951, 1984, 1996
Sep 1939–Jul 1940 11-Month	50.1°F (10.1°C)	51.2°F (10.7°C)	-1.1°F (-0.6°C)	29th Coolest	Coolest since: 1936	1904
Sep 1939–Jul 1940 11-Month	50.1°F (10.1°C)	51.2°F (10.7°C)	-1.1°F (-0.6°C)	99th Warmest	Warmest since: 1939	2012
Aug 1939–Jul 1940 12-Month	52.0°F (11.1°C)	53.1°F (11.7°C)	-1.1°F (-0.6°C)	25th Coolest	Coolest since: 1926	1904
Aug 1939–Jul 1940 12-Month	52.0°F (11.1°C)	53.1°F (11.7°C)	-1.1°F (-0.6°C)	103rd Warmest	Warmest since: 1939	2012
Feb 1939–Jul 1940 18-Month	53.5°F (11.9°C)	54.1°F (12.3°C)	-0.6°F (-0.4°C)	31st Coolest	Coolest since: 1929	1918
	53.5°F (11.9°C)	54.1°F (12.3°C)	-0.6°F (-0.4°C)	97th Warmest	Warmest since: 1939	2012
	Ties: 1903, 1913, 1958, 1963, 1996
Aug 1938–Jul 1940 24-Month	53.3°F (11.8°C)	53.0°F (11.7°C)	0.3°F (0.1°C)	69th Coolest	Coolest since: 1937	1905, 1978, 1979
	53.3°F (11.8°C)	53.0°F (11.7°C)	0.3°F (0.1°C)	58th Warmest	Warmest since: 1939	2017
	Ties: 1944, 1990
Aug 1937–Jul 1940 36-Month	53.4°F (11.9°C)	53.0°F (11.7°C)	0.4°F (0.2°C)	75th Coolest	Coolest since: 1938	1979
	53.4°F (11.9°C)	53.0°F (11.7°C)	0.4°F (0.2°C)	51st Warmest	Warmest since: 1939	2018
	Ties: 1990
Aug 1936–Jul 1940 48-Month	53.5°F (11.9°C)	53.1°F (11.7°C)	0.4°F (0.2°C)	77th Coolest	Coolest since: 1939	1980
	53.5°F (11.9°C)	53.1°F (11.7°C)	0.4°F (0.2°C)	48th Warmest	Warmest since: 1939	2019
	Ties: 1937, 1939, 1943, 1945, 1950, 1974, 1975
Aug 1935–Jul 1940 60-Month	53.2°F (11.8°C)	53.0°F (11.7°C)	0.2°F (0.1°C)	59th Coolest	Coolest since: 1931	1981
	53.2°F (11.8°C)	53.0°F (11.7°C)	0.2°F (0.1°C)	65th Warmest	Warmest since: 1939	2020
	Ties: 1948

Citing This Page

NOAA National Centers for Environmental information, Climate at a Glance: Divisional Rankings, published January 2023, retrieved on January 29, 2023 from https://www.ncei.noaa.gov/access/monitoring/climate-at-a-glance/divisional/rankings